/* ==========================================================================
   Four Kings (4K) — Agência Digital Premium
   Folha de estilo única. Sem frameworks, sem dependências externas.
   ========================================================================== */

:root {
  --gold: #ffd700;
  --gold-soft: #ffe574;
  --gold-deep: #c99700;
  --black: #0a0a0a;
  --surface: #171717;
  --surface-2: #1f1f1f;
  --white: #ffffff;
  --muted: #a3a19a;
  --border: rgba(255, 255, 255, 0.1);
  --gradient-gold: linear-gradient(120deg, #c99700, #ffe574 45%, #ffd700);
  --shadow-gold: 0 24px 60px -24px rgba(255, 215, 0, 0.45);
  --radius: 1rem;
  --font-display: "Sora", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-sans: "Manrope", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --max: 72rem;
}

*,
*::before,
*::after { box-sizing: border-box; }

* { margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--black);
  color: #f7f7f5;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  line-height: 1.15;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }

::selection { background: var(--gold); color: var(--black); }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- utilitários ---------- */
.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: 1rem; }
.muted { color: var(--muted); }
.center { text-align: center; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.gold-text {
  background-image: var(--gradient-gold);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.gold-text.shine { animation: shine 3s linear infinite; }

.glass {
  background: rgba(23, 23, 23, 0.7);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border: 1px solid rgba(255, 215, 0, 0.14);
}

.glass-hover {
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}
.glass-hover:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 215, 0, 0.45);
  box-shadow: var(--shadow-gold);
}

.eyebrow {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
}

.section { padding: 6rem 0; }
.section-title { margin-top: 1rem; font-size: clamp(1.75rem, 4vw, 2.25rem); font-weight: 700; }

/* ---------- botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 0;
  border-radius: 1rem;
  padding: 1rem 2rem;
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.btn svg { flex: none; }
.btn-gold {
  background-image: var(--gradient-gold);
  color: var(--black);
  box-shadow: var(--shadow-gold);
}
.btn-gold:hover { transform: translateY(-2px) scale(1.03); }
.btn-ghost { border: 1px solid rgba(255, 215, 0, 0.2); background: rgba(23, 23, 23, 0.7); }
.btn-ghost:hover { transform: translateY(-2px); border-color: rgba(255, 215, 0, 0.5); }
.btn .arrow { transition: transform 0.3s ease; }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- cabeçalho ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  padding: 1rem;
}
.nav-bar {
  max-width: var(--max);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-radius: 1.25rem;
  padding: 0.75rem 1rem;
}
.brand { display: flex; align-items: center; gap: 0.75rem; min-width: 0; }
.brand img { width: 40px; height: 40px; border-radius: 0.75rem; object-fit: cover; }
.brand span {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  white-space: nowrap;
}
.nav-links { display: none; align-items: center; gap: 2rem; font-size: 0.875rem; color: var(--muted); }
.nav-links a { transition: color 0.25s ease; }
.nav-links a:hover { color: var(--gold); }
.nav-cta {
  flex: none;
  border-radius: 0.85rem;
  background-image: var(--gradient-gold);
  color: var(--black);
  padding: 0.6rem 1rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  transition: transform 0.3s ease;
}
.nav-cta:hover { transform: scale(1.05); }

.nav-toggle {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--gold);
  cursor: pointer;
}
.mobile-menu {
  display: none;
  max-width: var(--max);
  margin: 0.5rem auto 0;
  border-radius: 1.25rem;
  padding: 0.5rem;
  flex-direction: column;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 0.85rem 1rem;
  border-radius: 0.75rem;
  font-size: 0.95rem;
  color: var(--muted);
  transition: background 0.25s ease, color 0.25s ease;
}
.mobile-menu a:hover { background: rgba(255, 215, 0, 0.08); color: var(--gold); }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; padding: 9rem 0 6rem; }
.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.07;
  pointer-events: none;
  background-image:
    linear-gradient(var(--gold) 1px, transparent 1px),
    linear-gradient(90deg, var(--gold) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000, transparent 70%);
  mask-image: radial-gradient(ellipse at 50% 0%, #000, transparent 70%);
}
.hero-glow {
  position: absolute;
  top: -10rem;
  left: 50%;
  width: 520px;
  height: 520px;
  max-width: 120vw;
  transform: translateX(-50%);
  border-radius: 50%;
  background: rgba(255, 215, 0, 0.2);
  filter: blur(140px);
  pointer-events: none;
  animation: float 7s ease-in-out infinite;
}
.hero-inner { position: relative; max-width: 56rem; margin-inline: auto; text-align: center; }
.hero-logo {
  width: 112px;
  height: 112px;
  margin-inline: auto;
  border-radius: 1.25rem;
  object-fit: cover;
  box-shadow: 0 0 60px -10px var(--gold);
}
.hero-badge {
  display: inline-block;
  margin-top: 2rem;
  border: 1px solid rgba(255, 215, 0, 0.3);
  border-radius: 999px;
  padding: 0.4rem 1rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
}
.hero h1 {
  margin-top: 1.5rem;
  font-size: clamp(2.25rem, 6vw, 3.75rem);
  font-weight: 800;
  line-height: 1.08;
}
.hero p.lead {
  max-width: 42rem;
  margin: 1.5rem auto 0;
  color: var(--muted);
  font-size: 1.0625rem;
}
.hero-actions {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}
.hero-actions .btn { width: 100%; }

/* ---------- sobre ---------- */
.about-grid { display: grid; gap: 3rem; align-items: center; }
.about-media { position: relative; overflow: hidden; border-radius: 1.75rem; padding: 2.5rem; }
.about-media::after {
  content: "";
  position: absolute;
  right: -4rem;
  bottom: -4rem;
  width: 14rem;
  height: 14rem;
  border-radius: 50%;
  background: rgba(255, 215, 0, 0.2);
  filter: blur(48px);
}
.about-media img { position: relative; width: 100%; border-radius: 1.25rem; }
.about-text p.body { margin-top: 1.5rem; color: var(--muted); }
.stats { margin-top: 2rem; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.stats div { border-radius: 1.25rem; padding: 1.25rem 0.75rem; text-align: center; }
.stats strong { display: block; font-family: var(--font-display); font-size: 1.25rem; color: var(--gold); }
.stats small { display: block; margin-top: 0.25rem; font-size: 0.75rem; color: var(--muted); }

/* ---------- grades ---------- */
.grid { display: grid; gap: 1.5rem; margin-top: 3.5rem; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }
.grid-2 { grid-template-columns: 1fr; gap: 1rem; }

.card { height: 100%; border-radius: 1.75rem; padding: 1.75rem; }
.card-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 1rem;
  background-image: var(--gradient-gold);
  color: var(--black);
}
.card h3 { margin-top: 1.5rem; font-size: 1.125rem; font-weight: 700; }
.card p { margin-top: 0.75rem; font-size: 0.875rem; color: var(--muted); }

/* ---------- mockups de segmentos ---------- */
.segment-card { height: 100%; border-radius: 1.75rem; padding: 1.25rem; }
.mock { overflow: hidden; border-radius: 0.85rem; border: 1px solid var(--border); background: rgba(10, 10, 10, 0.6); }
.mock-bar { display: flex; align-items: center; gap: 0.35rem; border-bottom: 1px solid var(--border); padding: 0.55rem 0.75rem; }
.mock-bar i { width: 8px; height: 8px; border-radius: 50%; background: rgba(163, 161, 154, 0.4); }
.mock-bar i:first-child { background: rgba(255, 215, 0, 0.7); }
.mock-body { padding: 1rem; display: grid; gap: 0.75rem; }
.mock-tag {
  justify-self: start;
  border-radius: 999px;
  background: rgba(255, 215, 0, 0.12);
  color: var(--gold-soft);
  padding: 0.25rem 0.6rem;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.mock-headline { font-family: var(--font-display); font-size: 0.875rem; font-weight: 700; line-height: 1.3; }
.mock-lines { display: grid; gap: 0.375rem; }
.mock-lines span { height: 6px; border-radius: 999px; background: #2a2a2a; }
.mock-lines span:last-child { width: 80%; }
.mock-actions { display: flex; gap: 0.5rem; }
.mock-actions span { height: 20px; width: 64px; border-radius: 0.375rem; background-image: var(--gradient-gold); }
.mock-actions span:last-child { width: 48px; background: none; border: 1px solid var(--border); }
.segment-card h3 { margin-top: 1.25rem; font-size: 1rem; font-weight: 700; }
.segment-card p { margin-top: 0.25rem; font-size: 0.75rem; color: var(--muted); }

/* ---------- diferenciais ---------- */
.feature {
  display: flex;
  align-items: center;
  gap: 1rem;
  border-radius: 1rem;
  padding: 1.25rem 1.5rem;
}
.feature i {
  display: grid;
  place-items: center;
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-image: var(--gradient-gold);
  color: var(--black);
}
.feature span { font-size: 0.875rem; font-weight: 500; }

/* ---------- contato ---------- */
.contact-wrap { position: relative; overflow: hidden; border-radius: 2rem; padding: 4rem 1.5rem; }
.contact-wrap::before {
  content: "";
  position: absolute;
  top: -6rem;
  left: 50%;
  width: 18rem;
  height: 18rem;
  transform: translateX(-50%);
  border-radius: 50%;
  background: rgba(255, 215, 0, 0.25);
  filter: blur(120px);
  pointer-events: none;
}
.contact-wrap > * { position: relative; }
.contact-wrap h2 { font-size: clamp(1.875rem, 5vw, 3rem); font-weight: 800; }
.contact-wrap p.lead { max-width: 42rem; margin: 1.5rem auto 0; color: var(--muted); }

.contact-form { max-width: 42rem; margin: 2.5rem auto 0; display: grid; gap: 1rem; text-align: left; }
.field { display: grid; gap: 0.4rem; }
.field label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 0.85rem;
  background: rgba(10, 10, 10, 0.6);
  padding: 0.85rem 1rem;
  font-size: 0.9375rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.field textarea { min-height: 130px; resize: vertical; }
.field select { appearance: none; background-image: none; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: rgba(255, 215, 0, 0.5);
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.12);
}
.field input::placeholder,
.field textarea::placeholder { color: #6f6d67; }
.form-row { display: grid; gap: 1rem; }
.form-actions { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 0.5rem; }
.form-actions .btn { width: 100%; }
.form-note { font-size: 0.75rem; color: var(--muted); text-align: center; }

/* ---------- rodapé ---------- */
.site-footer { border-top: 1px solid var(--border); padding: 3.5rem 0; }
.footer-grid { display: grid; gap: 2.5rem; }
.footer-brand { display: flex; align-items: center; gap: 0.75rem; }
.footer-brand img { width: 48px; height: 48px; border-radius: 0.75rem; object-fit: cover; }
.footer-brand strong { font-family: var(--font-display); letter-spacing: 0.18em; text-transform: uppercase; }
.footer-brand small { display: block; font-size: 0.75rem; color: var(--muted); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.5rem; font-size: 0.875rem; color: var(--muted); }
.footer-nav a { transition: color 0.25s ease; }
.footer-nav a:hover { color: var(--gold); }
.socials { display: flex; gap: 0.75rem; }
.socials a {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 0.85rem;
  color: var(--gold);
}

/* ---------- WhatsApp flutuante ---------- */
.wa-float {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 60;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-image: var(--gradient-gold);
  color: var(--black);
  box-shadow: var(--shadow-gold);
  transition: transform 0.3s ease;
}
.wa-float:hover { transform: scale(1.08); }

/* ---------- animações ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: none; }

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-16px); }
}
@keyframes shine {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- responsivo ---------- */
@media (min-width: 640px) {
  .container { padding-inline: 1.5rem; }
  .hero { padding: 11rem 0 8rem; }
  .hero-actions { flex-direction: row; justify-content: center; }
  .hero-actions .btn { width: auto; }
  .grid-3, .grid-4, .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: repeat(2, 1fr); }
  .form-actions { flex-direction: row; justify-content: center; }
  .form-actions .btn { width: auto; }
  .contact-wrap { padding: 4rem 3rem; }
  .wa-float { right: 1.5rem; bottom: 1.5rem; }
}

@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-toggle { display: none; }
  .about-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(3, 1fr); align-items: center; }
  .footer-nav { justify-content: center; }
  .socials { justify-content: flex-end; }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}